Acer Travelmate 4020 Service Guide

Acer TravelMate 4020 Series
Service Guide
                                                                                                                                     PRINTED IN TAIWAN Service guide files and updates are available
on the ACER/CSD web; for more information, 
please refer to http://csd.acer.com.tw 

II
Revision History
Please refer to the table below for the updates made on TravelMate 4020 service guide.
DateChapterUpdates
01/12/2003 Chapter 2 Update BIOS specification. 

III
Copyright
Copyright © 2005 by Acer Incorporated.  All rights reserved.  No part of this publication may be reproduced, 
transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in 
any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without 
the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice.
Acer Incorporated makes no...

IV
Conventions
The following conventions are used in this manual:
SCREEN MESSAGESDenotes actual messages that appear 
on screen.
NOTEGives bits and pieces of additional 
information related to the current 
topic.
WARNINGAlerts you to any damage that might 
result from doing or not doing specific 
actions.
CAUTIONGives precautionary measures to 
avoid possible hardware or software 
problems.
IMPORTANTReminds you to do specific actions 
relevant to the accomplishment of 
procedures. 

V
Preface
Before using this information and the product it supports, please read the following general information.
1.This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION 
decided for Acers global product offering. To better fit local market requirements and enhance product 
competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g. 
add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT...

VI 

Chapter 11
Features
This computer was designed with the user in mind.  Here are just a few of its many features:
Performance
TIntel®  915GM PCI Express chipset
TIntel®  Pentium®  M processor 725 (2MB L2 cache, 1.6 GHz, 400 MHz FSB)
TCPU Package is uFPGA 478 Package
TIntegrated Intel®  PRO/Wireless 2200BG network connection (dual-mode 802.11b/g) Wi-Fi 
CERTIFIEDTM solution
Memory
T256MB or 512MB of DDRII 400/533
TUpgradeable to 2GB Memory by Dual channels of SODIMM
T512KB flash ROM BIOS
Display
T15” XGA...

2Chapter 1
TMS-Sound Compatible
Storage
T60 GB ATA/100 hard disc drive
TOptical drive options: 8X DVD-Dual double-layer or DVD/CD-RW combo
TPC card 95 supported with one Type II
TPCI card bus
Tno ZV support 
Communication
T56Kbps V.92 with PTT approval 
T10/100M LAN on board
TWLAN 802.11b/g or 802.11 a/b/g dual-band tri-mode Wireless
Twith Mini-PCI interface
TBuilt-in 2 Antenna (which has to be placed on the top of LCD on the sides of LCD latch)
I/O Ports
TOne Type II PC Card slot
TOne RJ-11 phone jack...

Chapter 13
Battery
T4-cell of Li-ion battery pack, (2200mAh,32W)
T65W AC adaptor 19V 3.42A
Weight (with battery)
T3.0 kg (6.6 lbs.)
Dimensions 
T364(W) x 279(D) x 33.9/38.9(H) mm (14.3 x 11 x 1.3/1.5 inches)
Environment 
TTemperature
TOperating: 5o C ~ 35o C
TNon-operating: -20o C ~ 65o C
THumidity ( non-condensing)
TOperating: 20% ~ 80% RH
TNon-operating: 20% ~ 80% RH 

4Chapter 1
Mainboard Placement 
Top View